[PATCH 02/12] drm/amd/display: Adjust AUX-less ALPM setting
Roman.Li at amd.com
Roman.Li at amd.com
Wed Jul 30 18:58:53 UTC 2025
From: Duncan Ma <Duncan.Ma at amd.com>
[Why & How]
Change ACDS period to support LTTPR.
Reviewed-by: Charlene Liu <charlene.liu at amd.com>
Signed-off-by: Duncan Ma <Duncan.Ma at amd.com>
Signed-off-by: Roman Li <roman.li at amd.com>
---
.../drm/amd/display/dc/link/protocols/link_edp_panel_control.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c
index be714cbf6615..2c3e2945124a 100644
--- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c
@@ -1046,7 +1046,7 @@ bool edp_setup_replay(struct dc_link *link, const struct dc_stream_state *stream
if (link->replay_settings.config.alpm_mode == DC_ALPM_AUXLESS) {
alpm_config.bits.ALPM_MODE_SEL = 1;
- alpm_config.bits.ACDS_PERIOD_DURATION = 1;
+ alpm_config.bits.ACDS_PERIOD_DURATION = 0;
}
dm_helpers_dp_write_dpcd(
--
2.34.1
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